Stock Filter Air Flow: 45.97 CFM
DNA® Filter Air Flow: 85.58 CFM
DNA® Increased Air Flow: +86.17%
DNA® Filtering Efficiency: 98-99%
- This filter features DNA®’s advanced FCd1(Full Contour design).
- Installation of this DNA Air filter is very easy; simply follow the installation instructions included in the BMW workshop manual.
- The filtering efficiency2 is extremely high at 98-99% filtering efficiency (ISO 5011), with 4 layers of DNA® Cotton.
- The flow of this new DNA filters’ set is +86.17% more than the stock filters!
- DNA air filters’ flow: 85.58 CFM (Cubic feet per minute) @1,5”H2O corrected @ 25degrees Celsius
- BMW stock filters’ flow: 45.97 CFM (Cubic feet per minute) @1,5”H2O corrected @ 25degrees Celsius
- These DNA® filters are designed as High Flow Air filters for: ‘Road & City use’.